$colorbluedark=#1a90fe;
$colorbluelight=#9dd3fa;
$coloryellowdark=#fcd692;
$coloryellowlight=#faffeb;
$borderbottom=1px solid #eaeefb;
$titlelineheight= 40px;
$titlefontsize=18px;
$grey=#eee;
.overflowhidden
  overflow hidden
.floatleft
  float left  
.floatright
  float right
num = 60px
borderBottomShdow(){
  box-shadow: 0 2px 4px 0 rgba(36, 100, 179, 0.1);
  border-bottom: 1px solid #dbdcdc;
}
.main_box {
  padding: 20px
  .main_box_son {
    background: #fff;
    padding: 10px;
    border: 1px solid $grey
    margin-bottom: 20px
    box-shadow: 0 0 8px 0 rgba(232,237,250,.6), 0 2px 4px 0 rgba(232,237,250,.5);
  }
  .main_conent {
    width 100%
  }
}
.width100 {
  width 100%
}
.divheight10 {
  width 100%
  height 10px;
  clear both;
}
.margintop20 {
  margin-top: 20px
}
.textalign {
  text-align: center
}
.textalignr {
  text-align: right
}
.fontsize12 {
  font-size 12px
}
.fontsize14 {
  font-size 14px
}
.fontsize16 {
  font-size 16px
}
.paddingbottom10 {
  padding-bottom: 10px
}
.paddingtop5 {
  padding-top: 5px
}
.title {
  color: #000
  width: 100%
  border-bottom: $borderbottom;
  line-height: $titlelineheight;
  font-size: $titlefontsize;
}
.title1 {
  color: #000
  width: 100%
  line-height: $titlelineheight;
  font-size: $titlefontsize;
}